Question

Distinguish between milk teeth and permanent teeth

Answer 1

Primary teeth are Milk teeth, which appear in the mouth at 6-7 months and shed by 11 years. These are 20 in number. Permanent teeth appear at 6-7 years and the last permanent tooth(Wisdom tooth) appears at the age of 17-23 years. Most permanent teetherupt at the place of milk teeth except few.

Answer 2

Answer:

Milk teeth

1. They are 20 in number.
2. Dental formula 212/212
3. These are 1st set of teeth during infency. They fall off between age of 6to8 years.

Permanent teeth

1. They are 32 in number.
2. Dental formula 2123/2123
3. After falling of the milk teeth, permanent teeth replace them.

Explanation:

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